In pictures: Portugal forest fireAFPPortugal is observing three days of mourning for dozens of victims of a forest fire in the central forested region of Pedrógão Grande.AFP/Getty ImagesThe wildfire seen in Penela, near Coimbra. The blaze is thought to have been started by a lightning strike.Getty ImagesMany of the dead were found inside cars as they tried to flee.EPAThe prime minister has warned the death toll could rise.EPAHundreds of firefighters are continuing to tackle the blaze on several fronts.EPASpain and France have sent aircraft to help combat the fireReutersA firefighting plane passes smoke after picking up water from the Zezere river.AFP/Getty ImagesFirefighters pause as the wildfire continues behind themReutersThe fire has been a harrowing ordeal for the residents.AFP/Getty ImagesPortugal's prime minister said it was "the greatest tragedy we have seen in recent years".AFPEduardo Abreu (R) and Luisilda Malheiro, both 62, lost almost all of the animals on their farm in Figueiro dos Vinhos.EPAThe area affected by the fire is about 200km (125 miles) north-east of the capital, Lisbon.Forest fires kill 62 in central PortugalPortugal fires spread